---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-22-084200"
form_type: "8-K"
ticker: "APLS"
cik: "0001492422"
company_name: "Apellis Pharmaceuticals, Inc."
filed_at: "2022-03-25T23:59:59+00:00"
generated_at: "2026-06-26T17:16:45.608495+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Apellis prices public offering of 7.4M shares at $47/sh, raising $350M gross

## Summary
- 7,446,809 shares at $47.00 per share; gross proceeds of $350 million.
- Net proceeds estimated at $330.2 million ($379.8 million if underwriters' option fully exercised).
- Offering expected to close March 28, 2022; underwriters have 30-day option for 1,117,021 additional shares.
- J.P. Morgan, Goldman Sachs, and Evercore acting as joint book-running managers.

## SEC filing metadata
- accession: 0001193125-22-084200
- form_type: 8-K
- ticker: APLS
- cik: 0001492422
- company_name: Apellis Pharmaceuticals, Inc.
- filed_at: 2022-03-25T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 1.01, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1492422/000119312522084200/0001193125-22-084200-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1492422/000119312522084200/d268112d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-22-084200
- JSON: https://secwatch.observer/filing/0001193125-22-084200.json
- Plain text: https://secwatch.observer/filing/0001193125-22-084200.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.